package cn.zust.ly.EyExample.Ey10;

public class Test {
	public static void main(String[] args) {
		char a = 'a';
		char b = 'b';
		String str = "";
		str = a+b+str;
		System.out.println(str);
		System.out.println(String.valueOf(a) + String.valueOf(b));
	}
}
